package 空对象;

public class Person {
	public final String first;
	public final String last;
	public final String address;

	public Person(String first, String last, String address) {
		this.first = first;
		this.last = last;
		this.address = address;
	}

	@Override
	public String toString() {
		return "Person{" +
				"first='" + first + '\'' +
				", last='" + last + '\'' +
				", address='" + address + '\'' +
				'}';
	}
}
